T-M50 / T-M50 ASME Service Manual
Ver. 1.05
66
CONFIDENTIAL
3. Example: Output set temperature = 120˚F in a four-unit system and priority unit is No. 1
(See the table below)
To activate additional T-M50’s
To reduce number of activated T-M50’s
Flow rate
Flow rate
Combustion unit No.
GPM L/min
Combustion unit No.
GPM L/min
No.1
ON
0.5
1.9
No.1+2+3++4+5+6+7+8
OFF
19
72
No.1+2
ON
3
12
No.1+2+3+4+5+6+7
OFF
16
60
No.1+2+3
ON
6
24
No.1+2+3+4+5+6
OFF
13
48
No.1+2+3+4
ON
10
36
No.1+2+3+4+5
OFF
10
36
No.1+2+3+4+5
ON
13
48
No.1+2+3+4
OFF
6
24
No.1+2+3+4+5+6
ON
16
60
No.1+2+3
OFF
3
12
No.1+2+3+4+5+6+7
ON
19
72
No.1+2
OFF
2.0
7.6
No.1+2+3+4+5+6+7+8
ON
22
84
No.1
OFF
0.4
1.5
T-M50
T-M50
T-M50
T-M50
1
2
3
4
5
6
7
8
